site stats

The kdp-atpase system and its regulation

WebJul 1, 1997 · The Kdp-ATPase system and its regulation. Ballal A, Basu B, Apte SK. J Biosci, 32(3):559-568, 01 Apr 2007 Cited by: 57 articles PMID: 17536175. Review. The bacterial Kdp K(+)-ATPase and its relation to other transport ATPases, such as the Na+/K(+)- and Ca2(+)-ATPases in higher organisms. Epstein W, ... WebThe Kdp system is widely dispersed among the different classes of bacteria including the cyanobacteria. The ordering of the kdpA, kdpB and kdpC is relatively fixed but the kdpD/E genes show different arrangements in distantly related bacteria. ... The Kdp-ATPase system and its regulation Ballal, Anand; Basu, Bhakti; Apte, Shree Kumar (2007) The ...

Regulation of potassium dependent ATPase ( kdp ) operon of

WebDec 5, 2024 · The genome of D. radiodurans harbors genes for structural and regulatory proteins of Kdp ATPase, in an operon pattern, on Mega plasmid 1. Organization of its two-component regulatory genes is unique. … WebThe Kdp-ATPase system is a K + uptake system and the growth rate in the kdpA mutant is altered under low K + conditions In other bacteria, such as E. coli , M. smegmatis and Staphylococcus aureus [ Citation 33 , Citation 48 , Citation 49 ], the Kdp-ATPase is a high affinity inducible system that is important for survival in environments with ... rifter thermique https://gulfshorewriter.com

Chapter 9 The Kdp System: A Bacterial K+ Transport ATPase

WebJan 1, 1996 · The role of Kdp as a reserve or stand by system is supported by its regulation. Kdp is expressed only when other systems are unable to meet the cells' needs for K +. Kdp is a P-type transport ATPase of unique structure, a complex of three membrane proteins ranging in size from 20 to 72 kD. WebHere we reveal the role of LuxS in the regulation of capsular polysaccharide synthesis in S. aureus NCTC8325 and show that AI-2 can regulate gene expression and is involved in some physiological activities in S. aureus as a signaling molecule. ... The Kdp-ATPase system and its regulation. J. Biosci.32:559-568. Crossref. PubMed. Google Scholar. 6. rifter long 5 places

(PDF) Regulation of Inducible Potassium Transporter

Category:Regulation of potassium dependent ATPase ( kdp ) …

Tags:The kdp-atpase system and its regulation

The kdp-atpase system and its regulation

The Kdp-ATPase system and its regulation. - Europe PMC

WebJan 18, 2002 · The Kdp K + uptake system of Escherichia coli is induced by limitation for K + and/or high osmolarity. In the present study, the regulation of the activity of the Kdp system has been investigated in E. coli mutants possessing only the Kdp system as the mechanism of K + accumulation. Cells grown in the presence of low K + (0.1–1 mM) exhibit normal … WebThe KdpB polypeptides in the cyanobacterium Anabaena torulosa were shown to be two membrane-bound proteins, expressed strictly under K(+) deficiency and repressed or degraded upon readdition of K(+). ABSTRACT The KdpB polypeptides in the cyanobacterium Anabaena torulosa were shown to be two membrane-bound proteins of about 78 kDa, …

The kdp-atpase system and its regulation

Did you know?

WebThe affinity of the partially purified ATPase from B. acidocaldarius for its substrates K + (K m 2–3 μM) and ATP (K m 80 μM), its stimulation by various divalent cations, and its inhibition by vanadate (K i 1–2 μM), bafilomycin A 1 (K i, 20 μM), DCCD (K i 200 μM) or Ca 2+ were also similar to those of the E coli enzyme, indicating that ... WebJan 8, 2024 · Mycobacterial persistence mechanisms remain to be fully characterized. Screening a transposon insertion library of Mycobacterium marinum identified kdpA, whose inactivation reduced the fraction of persisters after exposure to rifampicin.kdpA encodes a transmembrane protein that is part of the Kdp-ATPase, an ATP-dependent high-affinity …

Webauthors,M. Gassel,T. Möllenkamp,W. Puppe,K. Altendorf The KdpF subunit is part of the K(+)-translocating Kdp complex of Escherichia coli and is responsible for stabilization of the complex in vitro. J. http://repository.ias.ac.in/768/

WebJan 1, 1985 · When the Trk system is not able to satisfy their K + needs, the cells derepress a second system, commonly called Kdp. This system has a very high affinity for K + ( Km = 2 μ M ), which allows it to scavenge traces of K+ in the medium. This chapter focuses on Kdp system and describes its structure, function, and regulation. WebAug 1, 2024 · Potassium is the most abundant ion in the intracellular environment and its regulation is crucial for the maintenance of cell turgor and for diverse processes contributing to normal homeostasis (Reeves et al., 2002). ... The kdp-atpase system and its regulation. J. Biosci. (2007) ... A ΔkdpE mutant was generated via a markerless knockout.

http://tbdb.bu.edu/cgi-bin/GeneDetails.html?id=SRv1029

WebJan 30, 1990 · The Kdp system is a three-subunit member of the E1-E2 family of transport ATPases. There is sequence homology of the 72 kDa KdpB protein, the largest subunit of … riftforce beyondWebApr 21, 2024 · During high osmotic conditions, the cell is subjected to extreme K + limitation, and a high-affinity (Km = 2 μM) K + uptake system, Kdp-ATPase, is induced which is a … riftforce onlineWebThe Kdp-ATPase system and its regulation. The Kdp-ATPase system and its regulation. Bhakti Basu ... rifters bookWebThe ordering of the kdpA, kdpB and kdpC is relatively fixed but the kdpD/E genes show different arrangements in distantly related bacteria. Our studies have shown that the … rifters crawlWebJan 8, 2024 · The Kdp-ATPase system is a K + uptake system and the growth rate in the kdpA mutant is altered under low K + conditions In other bacteria, such as E. coli , M. smegmatis and Staphylococcus aureus [ 33 , 48 , 49 ], the Kdp-ATPase is a high affinity inducible system that is important for survival in environments with low K + … rifter wearWebPotassium (K(+) ) plays a vital role in bacterial physiology, including regulation of cytoplasmic pH, turgor pressure and transmembrane electrical potential. ... after an extended lag phase, indicating the presence of a secondary K(+) transporter. Disruption of both ktrA and the Kdp-ATPase system, important for K(+) uptake in other organisms ... rifters peter wattsWebK+, the dominant intracellular cation, is required for various physiological processes like turgor homeostasis, pH regulation etc. Bacterial cells have evolved many diverse K+ … rifter wolf